1290758435980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1091809}}^1\times {\mathrm{4547}}^1$

素因数の和:1096378

約数の個数: 48

約数和(自身を含む): 2919744505440

約数和(自身を除く): 1628986069460

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 4547, 9094, 18188, 22735, 45470, 59111, 90940, 118222, 236444, 295555, 591110, 1091809, 1182220, 2183618, 4367236, 5459045, 10918090, 14193517, 21836180, 28387034, 56774068, 70967585, 141935170, 283870340, 4964455523, 9928911046, 19857822092, 24822277615, 49644555230, 64537921799, 99289110460, 129075843598, 258151687196, 322689608995, 645379217990, 1290758435980]

約数ペア:

[(1, 1290758435980), (2, 645379217990), (4, 322689608995), (5, 258151687196), (10, 129075843598), (13, 99289110460), (20, 64537921799), (26, 49644555230), (52, 24822277615), (65, 19857822092), (130, 9928911046), (260, 4964455523), (4547, 283870340), (9094, 141935170), (18188, 70967585), (22735, 56774068), (45470, 28387034), (59111, 21836180), (90940, 14193517), (118222, 10918090), (236444, 5459045), (295555, 4367236), (591110, 2183618), (1091809, 1182220)]